Search Results for ‘bank 1’

So my 2003 GTS has been having a really bad misfire on bank one. Like, all three cylinders on bank one are misfiring and running really rich. It's fine until the engine warms up but it's been getting progressively worse. I'm thinking it has something to do with the butterfly valve leaking, but...

So I have 4 Sensors on my 03 Spyder GTS. Im trying to replace the Bank 1 Sensor 1. When I look up the parts it says front upstream sensor and rear upstream sensor. My question is which one is the correct sensor for the bank 1 sensor 1. The front manifold or the rear manifold one.

Get everyone, well after pulling a PO135, I got in a new oxygen sensor, and I see where the sensor is, but being as young as I am, I havent really ever taken apart this cars engine yet? What all needs to be taken out or done to replace the bank 1 sensor 1 02? I see it but cannot reach it...